diff --git a/justfile b/justfile
index 5fc59258..f16df0fa 100644
--- a/justfile
+++ b/justfile
@@ -57,17 +57,6 @@ check:
     cargo fmt --all
     cargo clippy --all-features --all-targets -- -D warnings
 
-# Frontend design-system / a11y guardrails — pure Node, no extra deps.
-# Single gate: WCAG contrast, heading order, locale completeness, dead tokens,
-# brand-mark drift.
-# (Also run `stylelint static/css/**/*.css`, `biome check`, `tsc -p jsconfig.json
-#  --noEmit` once node_modules is installed — those need devDependencies.)
-frontend-check:
-    node scripts/check-contrast.mjs
-    node scripts/check-headings.mjs
-    node scripts/check-locales.mjs
-    node scripts/check-dead-tokens.mjs
-    node scripts/check-brand-drift.mjs
 
 wasm-check:
     cd wasm/oxicloud-hash; cargo fmt --all
@@ -94,7 +83,10 @@ front-dev:
     PROFILE=dev cargo run
 
 # front: check all (linter, format, type, icons, translations...)
-front-check: front-fmt front-lint front-type front-rules front-check-icons front-check-i18n
+front-check: front-fmt front-lint front-type front-rules front-check-icons front-check-i18n frontend-check
+
+# kept for compatibility
+frontend-check: front-design
 
 front-fmt:
     biome format static/
@@ -116,7 +108,6 @@ front-check-icons:
 front-check-i18n:
     tools/check-missing-translations.py --check-only
 
-
 # end-to-end Playwright tests
 front-test:
     cd tests/e2e && npm test
@@ -125,6 +116,19 @@ front-test:
 front-test-update-snapshot:
     cd tests/e2e && npm test -- --update-snapshots=all
 
+# Frontend design-system / a11y guardrails — pure Node, no extra deps.
+# Single gate: WCAG contrast, heading order, locale completeness, dead tokens,
+# brand-mark drift.
+# (Also run `stylelint static/css/**/*.css`, `biome check`, `tsc -p jsconfig.json
+#  --noEmit` once node_modules is installed — those need devDependencies.)
+front-design:
+    node scripts/check-contrast.mjs
+    node scripts/check-headings.mjs
+    node scripts/check-locales.mjs
+    node scripts/check-dead-tokens.mjs
+    node scripts/check-brand-drift.mjs
+
+
 # Hurl API functional tests (starts postgres + server, tears down after)
 api-test:
     bash tests/api/run.sh
diff --git a/static/js/app/commandPalette.js b/static/js/app/commandPalette.js
index e20d9611..551572cf 100644
--- a/static/js/app/commandPalette.js
+++ b/static/js/app/commandPalette.js
@@ -19,11 +19,19 @@ const state = {
 };
 
 /** Click an element by selector (no-op if absent). */
+/**
+ *
+ * @param {String} selector
+ */
 function click(selector) {
     /** @type {HTMLElement | null} */ (document.querySelector(selector))?.click();
 }
 
 /** Activate the sidebar nav button whose label key matches `nav.<section>`. */
+/**
+ *
+ * @param {String} section
+ */
 function navTo(section) {
     document.querySelectorAll('.nav-item').forEach((it) => {
         const key = it.querySelector('span[data-i18n]')?.getAttribute('data-i18n');
@@ -76,6 +84,10 @@ function render() {
         .join('');
 }
 
+/**
+ *
+ * @param {String} query
+ */
 function filter(query) {
     const q = query.trim().toLowerCase();
     state.filtered = q ? state.items.filter((c) => c.label.toLowerCase().includes(q)) : state.items.slice();
@@ -83,6 +95,11 @@ function filter(query) {
     render();
 }
 
+/**
+ *
+ * @param {number} delta
+ * @returns
+ */
 function move(delta) {
     if (!state.filtered.length) return;
     state.index = (state.index + delta + state.filtered.length) % state.filtered.length;
diff --git a/static/js/app/ui.js b/static/js/app/ui.js
index 6201cacb..dc051498 100644
--- a/static/js/app/ui.js
+++ b/static/js/app/ui.js
@@ -1011,8 +1011,14 @@ const ui = {
         // Let ui.js delegation handle this container again
         delete filesList.dataset.managedBy;
 
-        // A clickable, flat-sorting column header (Drive-style). The arrow is
-        // shown only on the active column; direction toggles on re-click.
+        /**
+         * A clickable, flat-sorting column header (Drive-style). The arrow is
+         * shown only on the active column; direction toggles on re-click.
+         * @param {String} field
+         * @param {String} key
+         * @param {String} label
+         * @returns {String}
+         */
         const sortCol = (field, key, label) =>
             `<button type="button" class="list-header-sort" data-sort-field="${field}">` +
             `<span data-i18n="${key}">${label}</span>` +
diff --git a/static/js/components/resourceList.js b/static/js/components/resourceList.js
index 0b135ae3..bcd97a67 100644
--- a/static/js/components/resourceList.js
+++ b/static/js/components/resourceList.js
@@ -50,7 +50,7 @@ function gridMetaDate(value) {
     const date = value instanceof Date ? value : new Date(typeof value === 'number' && value < 1e12 ? value * 1000 : value);
     if (Number.isNaN(date.getTime())) return '';
     const ageDays = (Date.now() - date.getTime()) / 86_400_000;
-    return ageDays > 30 ? formatDateShort(value) : formatRelativeTime(value);
+    return ageDays > 30 ? formatDateShort(date) : formatRelativeTime(date);
 }
 
 /**
@@ -713,7 +713,7 @@ export class ResourceListComponent {
             </div>
             <div class="grid-meta" title="${escapeHtml(formattedDate)}">
                 <span class="grid-meta__date">${escapeHtml(relDate)}</span>
-                ${isShared && folder.owner_id ? `<span class="grid-meta__owner-slot" data-owner-id="${escapeHtml(folder.owner_id)}"></span>` : ''}
+                ${folder.owner_id ? `<span class="grid-meta__owner-slot" data-owner-id="${escapeHtml(folder.owner_id)}"></span>` : ''}
             </div>
             <div class="owner-cell${this._ownerVisible ? '' : ' hidden'}" data-owner-id="${escapeHtml(folder.owner_id || '')}"></div>
             ${cfg.showPath ? `<div class="path-cell" title="${escapeHtml(folder.path || '')}">${escapeHtml(folder.path || '')}</div>` : ''}
@@ -728,7 +728,7 @@ export class ResourceListComponent {
         `;
 
         el.querySelector('.resource-icon-slot')?.replaceWith(buildResourceIcon(folder, 'folder'));
-        if (isShared && folder.owner_id) {
+        if (folder.owner_id) {
             el.querySelector('.grid-meta__owner-slot')?.replaceWith(createUserVignette(folder.owner_id, 'xs', { showName: false }));
         }
         return el;
@@ -741,6 +741,7 @@ export class ResourceListComponent {
      * @returns {HTMLElement}
      */
     _createFileItem(file, labels) {
+        console.log(file);
         const cfg = this._cfg;
         const typeLabel = labels.fileTypeLabel(file.category || '');
         const fileSize = file.size_formatted || formatFileSize(file.size);
@@ -775,7 +776,7 @@ export class ResourceListComponent {
             <div class="grid-meta" title="${escapeHtml(formattedDate)}">
                 <span class="grid-meta__date">${escapeHtml(relDate)}</span>
                 <span class="grid-meta__size">${escapeHtml(fileSize)}</span>
-                ${isShared && file.owner_id ? `<span class="grid-meta__owner-slot" data-owner-id="${escapeHtml(file.owner_id)}"></span>` : ''}
+                ${file.owner_id ? `<span class="grid-meta__owner-slot" data-owner-id="${escapeHtml(file.owner_id)}"></span>` : ''}
             </div>
             <div class="owner-cell${this._ownerVisible ? '' : ' hidden'}" data-owner-id="${escapeHtml(file.owner_id || '')}"></div>
             ${cfg.showPath ? `<div class="path-cell" title="${escapeHtml(file.path || '')}">${escapeHtml(file.path || '')}</div>` : ''}
@@ -790,7 +791,7 @@ export class ResourceListComponent {
         `;
 
         el.querySelector('.resource-icon-slot')?.replaceWith(buildResourceIcon(file, 'file'));
-        if (isShared && file.owner_id) {
+        if (file.owner_id) {
             el.querySelector('.grid-meta__owner-slot')?.replaceWith(createUserVignette(file.owner_id, 'xs', { showName: false }));
         }
         return el;
diff --git a/static/js/components/userVignette.js b/static/js/components/userVignette.js
index e125cb7b..93f443e2 100644
--- a/static/js/components/userVignette.js
+++ b/static/js/components/userVignette.js
@@ -69,6 +69,13 @@ function _applyPhoto(avatar, photoUrl, name) {
 
 // ── Component ──────────────────────────────────────────────────────────────────
 
+// Tracks the hover-tooltip cleanup for each vignette so a caller that
+// re-renders the vignette (e.g. replaceChildren on a storage update) can
+// dispose the previous tooltip — otherwise its body-portalled popover orphans
+// and, if it was visible at re-render time, stays stuck on screen.
+/** @type {WeakMap<HTMLElement, () => void>} */
+const _tooltipCleanups = new WeakMap();
+
 /**
  * Available sizes.  Each maps to a `.user-vignette--{size}` CSS modifier:
  *   xs   → 20 px   (chip avatar, small inline contexts)
@@ -112,13 +119,6 @@ function _applyPhoto(avatar, photoUrl, name) {
  * @param {VignetteOptions} [options]
  * @returns {HTMLElement}
  */
-// Tracks the hover-tooltip cleanup for each vignette so a caller that
-// re-renders the vignette (e.g. replaceChildren on a storage update) can
-// dispose the previous tooltip — otherwise its body-portalled popover orphans
-// and, if it was visible at re-render time, stays stuck on screen.
-/** @type {WeakMap<HTMLElement, () => void>} */
-const _tooltipCleanups = new WeakMap();
-
 export function createUserVignette(userId, size = 'sm', { showName = true, showEmail = false, showOrigin = true, noTooltip = false } = {}) {
     const colorIdx = _colorIndex(userId);
 
diff --git a/static/js/core/formatters.js b/static/js/core/formatters.js
index aea4e4e2..137b0833 100644
--- a/static/js/core/formatters.js
+++ b/static/js/core/formatters.js
@@ -45,7 +45,7 @@ function formatQuotaSize(bytes) {
 
 /**
  *
- * @param {Date | number| null} value
+ * @param {Date | string | number| null} value
  * @returns {string}
  */
 function formatDateTime(value) {
diff --git a/tests/e2e/scenarios/01-home-and-login.spec.ts-snapshots/home-files-chromium-darwin.png b/tests/e2e/scenarios/01-home-and-login.spec.ts-snapshots/home-files-chromium-darwin.png
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